mariadb -u heinz -p zp

UPDATE `wp_options` SET `option_value` = 'https://heinzpechner.ddns.net/' WHERE `wp_options`.`option_id` = 1;

UPDATE `wp_options` SET `option_value` = 'https://heinzpechner.ddns.net/' WHERE `wp_options`.`option_id` = 37;

RPI

UPDATE `wp_options` SET `option_value` = 'https://rpi.local/zp/' WHERE `wp_options`.`option_id` = 1; 

UPDATE `wp_options` SET `option_value` = 'https://rpi.local/zp/' WHERE `wp_options`.`option_id` = 37;